Seven-segment display control in Arduino - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to set pin 2 as an output.

Arduino

pinMode([1], OUTPUT);

Drag options to blanks, or click blank then click option'

A2

B13

C0

D5

Attempts:

3 left

💡 Hint

Common Mistakes

Using a pin number not connected to the display.

Pin 2 is the correct pin to set as output for the seven-segment display control.

2fill in blank

medium

Complete the code to turn on segment A by setting pin 2 HIGH.

Arduino

digitalWrite([1], HIGH);

Drag options to blanks, or click blank then click option'

A13

B4

C7

D2

Attempts:

3 left

💡 Hint

Common Mistakes

Using a pin number not connected to segment A.

Pin 2 controls segment A, so setting it HIGH turns it on.

3fill in blank

hard

Fix the error in the code to turn off segment B connected to pin 3.

Arduino

digitalWrite([1], LOW);

Drag options to blanks, or click blank then click option'

A2

B3

C5

D6

Attempts:

3 left

💡 Hint

Common Mistakes

Using the wrong pin number for segment B.

Pin 3 controls segment B, so setting it LOW turns it off.

4fill in blank

hard

Fill both blanks to create a function that turns on segment C connected to pin 4.

Arduino

void turnOnSegmentC() {
  digitalWrite([1], [2]);
}

Drag options to blanks, or click blank then click option'

A4

BHIGH

CLOW

D5

Attempts:

3 left

💡 Hint

Common Mistakes

Setting the pin to LOW instead of HIGH.

Using the wrong pin number.

Pin 4 controls segment C, and setting it HIGH turns it on.

5fill in blank

hard

Fill all three blanks to create a function that turns off segments D and E connected to pins 5 and 6.

Arduino

void turnOffSegments() {
  digitalWrite([1], [2]);
  digitalWrite([3], LOW);
}

Drag options to blanks, or click blank then click option'

A5

BLOW

C6

DHIGH

Attempts:

3 left

💡 Hint

Common Mistakes

Setting pins to HIGH instead of LOW.

Using wrong pin numbers.

Pin 5 and pin 6 control segments D and E. Setting them LOW turns them off.